Showing Results for two digit using place value

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

How powerful is the reaction between baking soda and vinegar? Find out here!

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Making your own glass cleaner is easy, effective and inexpensive!

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

This surprisingly good glue recipe comes from common kitchen items.

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Explore scientific concepts with this experiment that introduces kids to the scientific method!

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.